Bottle opener



FIG. 1 is a perspective view of a bottle opener showing my new design;

FIG. 2 is an end view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevation view thereof;

FIG. 5 is an opposite end view of a bottle opener of that shown in FIG. 2; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a bottle opener, substantially as shown and described. 